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April 17, 2014

April 17, 2014

Posted by **Nathan** on Saturday, April 7, 2012 at 10:28pm.

x^2-6x+13=0

- Math -
**Reiny**, Saturday, April 7, 2012 at 10:51pmIf the coefficient of the x^2 term is 1 and the middle term coefficient is even, I use completing the square rather than the formula

x^2 - 6x + ... = -13 + ....

x^2- 6x + 9 = -13+9

(x-3)^2 = -4

x-3 = ±√-4

x = 3 ± 2i

- Math -
**Bosnian**, Saturday, April 7, 2012 at 10:54pmIn google type:

quadratic equation online

When you see list of results click on:

Free Online Quadratic Equation Solver:Solve by Quadratic Formula

When page be open in rectangle type:

x ^ 2 - 6 x + 13 = 0

and click option: solve it!

You wil see solution step-by-step

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